Glass-transition: amorphous polymer reversibly transitions liquid-vs-glass at Tg. Williams-Landel-Ferry (WLF) 1955: viscosity time-temperature superposition. Foundation of polymer-mechanics.
Glass-transition: amorphous polymer reversibly transitions liquid-vs-glass at Tg. Williams-Landel-Ferry (WLF) 1955: viscosity time-temperature superposition. Foundation of polymer-mechanics.